diya4477 diya4477

07-11-2020
Mathematics

contestada

find the value of a and b
in
5+√3/7−4√3=a+b√3

Respuesta :

mhanifa mhanifa

07-11-2020

Answer:

a = 47, b= 27

Step-by-step explanation:

(5 +√3)/(7 − 4√3) = a + b√3
(5 + √3)(7 + 4√3)/(7 − 4√3) (7 + 4√3) = a + b√3
(35 + 4√3² + 20√3 + 7√3)/(49 - 48) = a + b√3
35 + 12 + 27√3 = a + b√3
47 + 27√3 = a + b√3
a = 47, b= 27

Answer Link

Otras preguntas

Factorise completely 200y²-18x²

what is the value of c such that x^2-20x+c is a perfect-square trinomial?

Appeasement was a popular policy because European leaders A.) wanted Hitler to be happy. B.) wanted to avoid another war. C.) knew that Hitler desired a confron

are pure substances made up by only one kind of

what does the debate between madison & jefferson tell us about the importance of compromise?

Please show your work to find the mean and standard deviation of the data. Round to the nearest tenth. 20,16,18,14,9,20,16

What are two different types of transactions

Jada created the two-way table below to describe the performance of her basketball team this season.Which statements are supported by the data in the table? Che

Simplify the following expression by combining like terms. 2 x plus 8 x squared minus 4 x plus 5 x squared2x+8x2−4x+5x2

TRUE OR FALSEaccording to the Fifth Amendment people cannot be tried for the same exact crime more than once